Birds of Costa Rica


Ring-billed Gull (Larus delawarensis) John Lloyd State Park, Florida, USA
Photograph by Tom Friedel © All Rights Reserved.


Ring-billed Gull (Larus delawarensis) Immature Fort Lauderdale, Florida, USA
Photograph by Tom Friedel © All Rights Reserved.

Mid-sized gull. Note light colored eye in mature adult.


American Herring Gull (Larus smithsonianus) Fort Lauderdale, Florida, USA
Photograph by Tom Friedel © All Rights Reserved.

© Tom Friedel - All Rights Reserved, except for images and data otherwise noted.       Colombia       Panama       Ecuador       Costa Rica       Mexico
Experimental sites:       Peru       Venezuela       The World       Brazil       Bolivia
Really Experimental sites:       Guyana       Cuba